From e283cc059c83cbb4fe677beaca8aebb99156ccc5 Mon Sep 17 00:00:00 2001
From: Antonio Larrosa <alarrosa@suse.com>
Date: Mon, 5 Mar 2018 13:56:15 +0100
Subject: Test for null pointer before using it

Task-number: QTBUG-66867
Change-Id: Ibbe407fa3ac32141b52fa0086e9f1ebfd27052ba
Done-with: Fabian Vogt <fvogt@suse.de>
Reviewed-by: Johan Helsing <johan.helsing@qt.io>
Reviewed-by: Jan Grulich <jgrulich@redhat.com>
---
 src/client/qwaylandwindow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/client/qwaylandwindow.cpp b/src/client/qwaylandwindow.cpp
index ecab8ffc..7d868b30 100644
--- a/src/client/qwaylandwindow.cpp
+++ b/src/client/qwaylandwindow.cpp
@@ -785,7 +785,7 @@ static QWaylandWindow *closestShellSurfaceWindow(QWindow *window)
 {
     while (window) {
         auto w = static_cast<QWaylandWindow *>(window->handle());
-        if (w->shellSurface())
+        if (w && w->shellSurface())
             return w;
         window = window->transientParent() ? window->transientParent() : window->parent();
     }
-- 
cgit v1.2.1

